Home / 146,087.62-219,229.85-57,330.66

Finding the Fourth Proportional to 146,087.62, 219,229.85 and 57,330.66

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Solution

The fourth proportional to 146,087.62, 219,229.85 and 57,330.66 is: 86,034.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,087.62 : 219,229.85 = 57,330.66 : x
  2. Step 2: Convert to fraction form
    146,087.62/219,229.85 = 57,330.66/x
  3. Step 3: Cross multiply
    146,087.62x = 219,229.85 × 57,330.66
  4. Step 4: Simplify right side
    146,087.62x = 12,568,591,992.20
  5. Step 5: Solve for x
    x = 12,568,591,992.20/146,087.62
  6. Step 6: Final answer
    x = 86,034.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.